- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01M - Lubricating of machines or engines in generallubricating internal-combustion enginescrankcase ventilating
- F01M 13/00 - Crankcase ventilating or breathing
Patent holdings for IPC class F01M 13/00
Total number of patents in this class: 715
10-year publication summary
|
75
|
80
|
74
|
75
|
69
|
40
|
38
|
32
|
36
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 20487 |
49 |
| Honda Motor Co., Ltd. | 25157 |
37 |
| Toyota Motor Corporation | 31565 |
27 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12851 |
24 |
| Cummins Filtration IP, Inc. | 808 |
23 |
| Kubota Corporation | 3727 |
19 |
| Isuzu Motors Limited | 2247 |
15 |
| MANN+HUMMEL GmbH | 1753 |
15 |
| Nissan Motor Co., Ltd. | 12391 |
13 |
| Hyundai Motor Company | 21748 |
13 |
| Bayerische Motoren Werke Aktiengesellschaft | 14246 |
13 |
| MAHLE International GmbH | 2751 |
13 |
| Nifco Inc. | 1103 |
13 |
| Vitesco Technologies GmbH | 2600 |
12 |
| GM Global Technology Operations LLC | 14910 |
11 |
| Yanmar Power Technology Co., Ltd. | 578 |
11 |
| Aisin Seiki Kabushiki Kaisha | 2245 |
10 |
| Suzuki Motor Corporation | 1310 |
10 |
| Denso Corporation | 24146 |
9 |
| Reinz-Dichtungs-GmbH | 274 |
9 |
| Other owners | 369 |